| Heartilly vs Jin | 33–49 | 40.24% |
| Heartilly vs King | 35–45 | 43.75% |
| Heartilly vs Dragunov | 16–52 | 23.53% |
| Heartilly vs Clive | 17–51 | 25.00% |
| Heartilly vs Hwoarang | 4–57 | 6.56% |
| Heartilly vs Reina | 16–42 | 27.59% |
| Heartilly vs Steve | 12–41 | 22.64% |
| Heartilly vs Law | 15–36 | 29.41% |
| Heartilly vs Kazuya | 16–35 | 31.37% |
| Heartilly vs Lili | 14–35 | 28.57% |
| Heartilly vs Paul | 13–32 | 28.89% |
| Heartilly vs Jun | 22–23 | 48.89% |
| Heartilly vs Yoshimitsu | 16–23 | 41.03% |
| Heartilly vs Bryan | 9–28 | 24.32% |
| Heartilly vs Devil Jin | 15–20 | 42.86% |
| Heartilly vs Alisa | 7–24 | 22.58% |
| Heartilly vs Victor | 7–24 | 22.58% |
| Heartilly vs Lars | 6–22 | 21.43% |
| Heartilly vs Leroy | 7–20 | 25.93% |
| Heartilly vs Leo | 10–14 | 41.67% |
| Heartilly vs Asuka | 4–19 | 17.39% |
| Heartilly vs Eddy | 9–14 | 39.13% |
| Heartilly vs Jack-8 | 13–9 | 59.09% |
| Heartilly vs Heihachi | 5–16 | 23.81% |
| Heartilly vs Xiaoyu | 8–11 | 42.11% |
| Heartilly vs Lee | 9–8 | 52.94% |
| Heartilly vs Lidia | 1–16 | 5.88% |
| Heartilly vs Claudio | 6–10 | 37.50% |
| Heartilly vs Nina | 8–8 | 50.00% |
| Heartilly vs Kuma | 2–12 | 14.29% |
| Heartilly vs Azucena | 3–7 | 30.00% |
| Heartilly vs Raven | 4–6 | 40.00% |
| Heartilly vs Feng | 1–7 | 12.50% |
| Heartilly vs Zafina | 1–6 | 14.29% |
| Heartilly vs Panda | 4–2 | 66.67% |
| Heartilly vs Shaheen | 2–2 | 50.00% |
| Heartilly vs Anna | 0–4 | 0.00% |
Limitations
This data is often requested to give insight into which characters you have more trouble with than others, but it is not particularly helpful for that. The main issue is that it is heavily skewed by how strong the opponents you play are.
For example, this data suggests my worst matchup is clearly vs Reina, but that's just because most of those games are vs Yagami.
There is a way to account for this being worked on. The central idea is to assign each matchup a rating vs you which adjusts based on the result, much like the regular rating but also based on the rating of each player. With this, it would give a better summary of how well you perform vs each character.
In the meantime, this page is here to present the data as requested.